mansellred5

hi thanks for looking at my problem,i have a 2003 plate focus diesiel estate
that has a dashboard problem,engine management light on now and again
rev counter disappears sometimes the battery light comes on.
Now things that i have done changed the alternator with a good quality lus item code read with snap on ethos code reader no codes ?,any ideas.
stupidly i didnt check wiring to alternator(battery voltage) as i was in such a rush any help would be apreciated cheers darren.